| Value | Category | Cases | |
|---|---|---|---|
| -99 | (Don't read) Don't know | 130 |
14.1%
|
| 1 | Increased | 595 |
64.5%
|
| 2 | Remained the same | 183 |
19.8%
|
| 3 | Decreased | 15 |
1.6%
|